Insert, Screw Thread5325-01-703-1859

NSN 5325-01-703-1859 · NIIN 017031859 · Part number THD720L

Howmet Global Fastening Systems Inc. Div Tridair Products · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 29372

Government record, cited

NSN 5325-01-703-1859 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-703-1859. Manufacturer of record part number: THD720L.

Also searched as 5325-01-703-1859 · 5325017031859 · NIIN 017031859 · 01-703-1859 · FSC 5325 Fastening Devices · CAGE 29372 · THD720L

Nearby stock numbers ← 5325-01-703-1698 Receptacle, Fastener · 5325-01-703-2090 Ring, Retaining →

Features

Insert,screw Thread — FSC 5325
Overall Diameter: 0.578 INCHES NOMINAL IN
Slot Depth: 0.68 INCHES NOMINAL IN
Thread Class: 2B
1 manufacturer part number on file
Manufacturer of record: Howmet Global Fastening Systems Inc. Div Tridair Products

Identification

NSN: 5325-01-703-1859
NIIN: 017031859
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: THD720L
Manufacturer: Howmet Global Fastening Systems Inc. Div Tridair Products

General Description

The Insert,screw Thread, cataloged under National Stock Number 5325-01-703-1859, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5325-01-703-1859
Primary Part Number	THD720L
Item Name	Insert,screw Thread
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Howmet Global Fastening Systems Inc. Div Tridair Products
Status	ACTIVE
Overall Diameter	0.578 INCHES NOMINAL IN
Slot Depth	0.68 INCHES NOMINAL IN
Thread Class	2B

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
THD720L PRIMARY	Howmet Global Fastening Systems Inc. Div Tridair Products (USA)

No interchangeability data on file.

Other items in FSC 5325 — Fastening Devices

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5325-00-000-1884

5325-00-000-1884 · Item name not on file

5325-00-000-9988

5325-00-000-9988 · Item name not on file

5325-00-001-1567

RING,RETAINING

5325-00-001-2043

FASTENER,PANEL

5325-00-001-3842

RING,RETAINING

5325-00-001-3858

5325-00-001-3858 · Item name not on file

5325-00-001-3871

RING,RETAINING

5325-00-001-4317

RING,RETAINING

Frequently Asked Questions

What is NSN 5325-01-703-1859?

NSN 5325-01-703-1859 is a Insert,screw Thread, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-703-1859?

NSN 5325-01-703-1859 has 1 manufacturer part number on file: THD720L (Howmet Global Fastening Systems Inc. Div Tridair Products).

What are the specifications of THD720L?

Key specifications for THD720L: Overall Diameter: 0.578 INCHES NOMINAL IN; Slot Depth: 0.68 INCHES NOMINAL IN; Special Features: SINK DIAMETER-0.635 INCHES;DRILL SIZE-0.531 INCHES;THREAD SIZE-5/8-11 IN; Part Name Assigned by Controlling Agency: HEAVY DUTY INSERT, LOCKING. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-703-1859 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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